Home / 263,525.04-395,294.04-76,538.16

Finding the Fourth Proportional to 263,525.04, 395,294.04 and 76,538.16

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Solution

The fourth proportional to 263,525.04, 395,294.04 and 76,538.16 is: 114,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,525.04 : 395,294.04 = 76,538.16 : x
  2. Step 2: Convert to fraction form
    263,525.04/395,294.04 = 76,538.16/x
  3. Step 3: Cross multiply
    263,525.04x = 395,294.04 × 76,538.16
  4. Step 4: Simplify right side
    263,525.04x = 30,255,078,480.57
  5. Step 5: Solve for x
    x = 30,255,078,480.57/263,525.04
  6. Step 6: Final answer
    x = 114,809.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.